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Size

Length
in

Upper Box Connection

Lower Pin Connection

Diving Section

mm

in

 

Type (LH)

O.D

Thread

OD.

ID.

Cross

For
Squa

Cross
Corner For

Std

Optional

Std

Optional

63.5

2 1/2

12.19

6 5/8REG

4
1/2 REG

196.8

146.0

NC6

85.7

31.8

63.5

83.3

 

76.2

3

12.19

6 5/8REG

4
1/2 REG

196.8

146.0

NC31

104.8

44.4

76.2

100.0

85.7

88.9

3 1/2

12.19

6 5/8REG

4
1/2 REG

196.8

146.0

NC38

120.6

57.2

88.9

115

100.8

108.0

4 1/4

12.9

6 5/8REG

4
1/2 REG

196.8

146.0

NC46

158.8

71.4

108.0

141.3

122.2

6 5/8REG

4
1/2 REG

196.8

146.0

NC50

161.9

71.4

108.0

141.3

122.2

133.4

5 1/4

12.9

6 5/8REG

 

 

 

5 1/2 FH

177.8

82.6

133.3

175.4

151.6

6 5/8REG

 

196.8

 

NC56

177.8

82.6

133.3

175.4

151.6

 
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